is a global research-based pharmaceutical and chemical holding company. The main business areas are BayerHealthCare, BayerCropScience and BayerMaterialScience. In addition three service companies - Business Services, Technology Services and Currenta - operate independently.

is a global research-based pharmaceutical and chemical holding company. The main business areas are BayerHealthCare, BayerCropScience and BayerMaterialScience. In addition three service companies - Business Services, Technology Services and Currenta - operate independently.